compute absolute t/f filter

CHANGES

@@ -14,6 +14,8 @@ OpenLDAP 2.1.18 Engineering
 	Fixed liblber multi-value decode bug (ITS#2458)
 	Fixed liblber over read bug (ITS#2465)
 	Fixed ldappasswd -y support (ITS#2441)
+	Documentation
+		Misc man page updates
 
 OpenLDAP 2.1.17 Release
 	Fixed libldap_r thread pool context bug (ITS#2404)

servers/slapd/filter.c

@@ -207,6 +207,10 @@ get_filter(
 		if ( err != LDAP_SUCCESS ) {
 			break;
 		}
+		if ( f->f_and == NULL ) {
+			f->f_choice = SLAPD_FILTER_COMPUTED;
+			f->f_result = LDAP_COMPARE_TRUE;
+		}
 		break;
 
 	case LDAP_FILTER_OR:
@@ -220,6 +224,10 @@ get_filter(
 		if ( err != LDAP_SUCCESS ) {
 			break;
 		}
+		if ( f->f_or == NULL ) {
+			f->f_choice = SLAPD_FILTER_COMPUTED;
+			f->f_result = LDAP_COMPARE_FALSE;
+		}
 		break;
 
 	case LDAP_FILTER_NOT: